How Wolves Change Rivers (2014)

Title: How Wolves Change Rivers

Original Title: How Wolves Change Rivers

Release Date: 2014-03-21

Status: Released

Rating: 0/10 (from 0 votes)

Language: EN

Genres: Documentary

Production Companies: Sustainable Man

When wolves were reintroduced to Yellowstone National Park in the United States after being absent nearly 70 years, the most remarkable "trophic cascade" occurred. What is a trophic cascade and how exactly do wolves change rivers? George Monbiot explains.